支: branch; offshoot化: change; turn; transform密度: density; thickness黑化密度: density of blackening慢化密度: slowing down density; slowing-down density约化密度效应: reduced density effect磁通量变化密度: density of flux change二阶约化密度矩阵: second order reduced density matrix一阶约化密度矩阵: first order reduced density matrix低密度支化聚乙烯: low-density branched polyethylene支化: branching分支;支化: branching链支化: chain branching支化点: branch point; branchpoint支化度: branching coefficent; branching degree; degree of branching支化剂: branching agent矮化密植: compact 2数码化密钥: kc ciphering key氧化密胺胂: melarsen oxide长链支化: long chain branching; long-chain branching分子支化: branchign of molecule; branching of molecule高度支化链: highly branched chain链支化剂: chain branching agent支化程度: degree of branching支化单体: branched monomer